CVE-2026-23259 | Linux Kernel up to 6.18.9 io_uring io_req_rw_cleanup allocation of resources (WID-SEC-2026-0790)
A vulnerability was found in Linux Kernel up to 6.18.9. It has been classified as critical. This affects the function io_req_rw_cleanup of the component io_uring. Performing a manipulation results in allocation of resources.
This vulnerability was named CVE-2026-23259. The attack needs to be approached within the local network. There is no available exploit.
Upgrading the affected component is recommended.